   "0033"
   (number 33)
   
+  "11"
+  "undici"
+  (number 11)
+  
+  "12"
+  "dodici"
+  (number 12)
+  
+  "13"
+  "tredici"
+  (number 13)
+  
   "14"
   "quattordici"
   (number 14)
+  
+  "15"
+  "quindici"
+  (number 15)
   
   "16"
   "sedici"

  (number -1200000)
  
  "primo"
  "1°"
  "1ª"
  (ordinal 1)
  
  "4°"
  "4ª"
  (ordinal 4)
)


  "diciotto"
  (number 18)

  "19"
  "diciannove"
  (number 19)
  
  "20"
  "venti"
  (number 20)
  
  "1,1"
  "1,10"
  "01,10"
